CVE-2005-3275 Race condition in n/a

What is CVE-2005-3275?

CVE-2005-3275 is a low-severity vulnerability in Linux kernel, published on 20 Oct 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The NAT code (1) ip_nat_proto_tcp.c and (2) ip_nat_proto_udp.c in Linux kernel 2.6 before 2.6.13 and 2.4 before 2.4.32-rc1 incorrectly declares a variable to be static, which allows remote attackers to cause a denial of service (memory corruption) by causing two packets for the same protocol to be NATed at the same time, which leads to memory corruption.

Which versions are affected by CVE-2005-3275?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2005-3275?

Upgrade to a fixed version.

Is CVE-2005-3275 being exploited?

There is no known exploitation of CVE-2005-3275 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9cg4-699v-g366.